Legal claims defining the scope of protection. Each claim is shown in both the original legal language and a plain English translation.
1. A portable video screen, comprising: a base unit; a rotating base assembly rotatably coupled to the base unit; a lower frame coupled to the rotating base assembly; a plurality of LED panels carried by the lower frame; an upper frame pivotally attached to the lower frame; a plurality of LED panels carried by the upper frame; a pivoting system for pivoting the upper frame up and down relative to the lower frame; an upper face sheet coupled to the upper frame for receiving the LED panels; and a lower face sheet coupled to the lower frame for receiving the LED panels.
This invention relates to a portable video screen designed for flexible display configurations. The device addresses the need for adjustable, modular display systems that can adapt to different viewing angles and environments. The portable video screen includes a base unit that supports a rotating base assembly, allowing the entire screen to rotate horizontally. A lower frame is attached to the rotating base assembly and holds multiple LED panels, forming the lower portion of the display. An upper frame is pivotally connected to the lower frame, enabling vertical adjustment of the upper section relative to the lower section. The upper frame also carries multiple LED panels, allowing the screen to be tilted or folded for compact storage or angled viewing. A pivoting system facilitates the up-and-down movement of the upper frame, while upper and lower face sheets provide structural support and mounting surfaces for the LED panels. This design enables dynamic adjustments to optimize viewing angles and screen orientation, making it suitable for presentations, events, or mobile applications where adaptability is essential. The modular LED panel arrangement ensures high-resolution display capabilities while maintaining portability.
2. The portable video screen according to claim 1 , wherein the upper face sheet and the lower face sheet each comprise: a pattern of selectively shaped openings for receiving assemblies that protrude rearward from the LED panels, such that the LED panels remain flush with the upper face sheet and the lower face sheet.
3. The portable video screen according to claim 2 , wherein the selectively shaped openings are generally hexagonally-shaped.
4. The portable video screen according to claim 1 , further comprising: at least one panel alignment pin extending rearward from each LED panel; and a plurality of LED alignment holes disposed on the upper face sheet and the lower face sheet configured to receive the panel alignment pins; whereby the LED panels are precisely aligned on the upper face sheet and the lower face sheet.
5. The portable video screen according to claim 1 , wherein each LED panel comprises: at least one magnet disposed on a rear surface thereof; wherein the LED panels are magnetically coupled to the upper face sheet and the lower face sheet.
This invention relates to a portable video screen system designed for easy assembly and disassembly, addressing the need for modular, lightweight, and transportable display solutions. The system includes multiple LED panels that form the display surface, with each panel having at least one magnet on its rear surface. These magnets enable the panels to be magnetically coupled to an upper face sheet and a lower face sheet, allowing for quick and secure attachment without traditional fasteners. The upper and lower face sheets provide structural support and alignment for the LED panels, ensuring a stable and flat display surface. The magnetic coupling system simplifies assembly, reduces mechanical complexity, and facilitates easy replacement or repositioning of individual panels. This design is particularly useful for temporary or mobile display applications where quick setup and breakdown are required, such as events, trade shows, or outdoor advertising. The modular nature of the system also allows for customization of display size and shape by adding or removing panels as needed. The invention improves upon prior art by eliminating the need for screws, clips, or other mechanical fasteners, reducing assembly time and potential wear on components.
6. The portable video screen according to claim 1 , further comprising: at least one handle pivotally coupled to the pivoting system; wherein the handle rotates outward relative to the lower frame as the upper frame is folded down toward the lower frame, and the handle rotates inward relative to the lower frame as the upper frame is folded up away from the lower frame.
7. The portable video screen according to claim 1 , wherein the base unit has a width that is less than about 32 inches.
8. The portable video screen according to claim 1 , wherein the rotating base assembly comprises: a selected alignment pattern formed into at least one end, so as to align adjacent portable video screens.
9. The portable video screen according to claim 8 , wherein the alignment pattern is a rhombus-shaped pattern.
10. The portable video screen according to claim 8 , wherein the alignment pattern is a serpentine-shaped pattern.
A portable video screen system includes a display panel with an alignment pattern used for precise positioning during assembly. The alignment pattern is a serpentine-shaped design, which provides a continuous, non-linear reference for aligning components such as optical films, touch sensors, or other layers. This serpentine pattern ensures accurate placement by allowing visual or automated detection of misalignment, reducing defects and improving manufacturing efficiency. The pattern may be printed or etched onto the display panel and is detectable by optical or machine vision systems. The serpentine shape allows for better coverage and flexibility in alignment correction compared to linear patterns, accommodating variations in component sizes and shapes. The system may also include a light source to enhance pattern visibility during alignment. This design is particularly useful in high-precision applications where component misalignment can lead to visual defects or functional failures. The serpentine pattern can be customized in width, spacing, and curvature to match specific alignment requirements. The overall system improves manufacturing yield and reduces production costs by minimizing alignment errors.
11. The portable video screen according to claim 1 , wherein the pivoting system comprises: a motor; an actuator coupled to the motor, the actuator having an actuator arm; a main link pivotally coupled between the actuator arm and the lower frame; and an upper link pivotally coupled between the actuator arm and the upper frame; wherein the upper frame folds up and down relative to the lower frame in response to movement of the actuator arm.
A portable video screen includes a pivoting system that adjusts the screen's viewing angle. The system comprises a motor, an actuator with an actuator arm, a main link, and an upper link. The motor drives the actuator, which moves the actuator arm. The main link connects the actuator arm to the lower frame of the screen, while the upper link connects the actuator arm to the upper frame. When the actuator arm moves, the upper frame pivots relative to the lower frame, allowing the screen to fold up or down. This mechanism enables precise adjustment of the screen's tilt angle, enhancing user experience by providing optimal viewing positions. The system is designed to be compact and reliable, ensuring smooth and controlled movement of the screen. The pivoting system may be integrated into various portable video screens, such as tablets, laptops, or standalone displays, to improve usability and adaptability in different environments.
12. The portable video screen according to claim 1 , further comprising: a bump stop coupled between the upper frame and the lower frame for supporting at least a portion of the weight of the upper frame when the upper frame is in a retracted position.
13. The portable video screen according to claim 1 , further comprising: a latching system for precisely connecting one portable video screen to an adjacent portable video screen.
14. The portable video screen according to claim 13 , wherein the latching system comprises: at least one cam-over latch disposed on the rotating base assembly; at least one pin-and-socket clamp disposed along vertical side rails of upper frame and lower frame.
A portable video screen system includes a rotating base assembly that supports an upper frame and a lower frame, which together form a display housing. The system is designed to provide a stable, adjustable viewing platform for video content, addressing the need for flexible positioning and secure mounting in various environments. The rotating base assembly allows the screen to be rotated horizontally, while the upper and lower frames can be adjusted vertically to optimize viewing angles. The latching system ensures secure positioning of the frames. It includes at least one cam-over latch on the rotating base assembly, which engages with corresponding components to lock the screen in place. Additionally, the system features at least one pin-and-socket clamp along the vertical side rails of the upper and lower frames. These clamps provide precise alignment and stability when the frames are adjusted, preventing unwanted movement during use. The combination of the cam-over latch and pin-and-socket clamp ensures that the screen remains securely positioned while allowing for easy reconfiguration as needed. This design enhances usability in both indoor and outdoor settings, where stability and adjustability are critical.
15. The portable video screen according to claim 1 , further comprising: a rear cover frame comprising: one or more attachment brackets coupled to the upper frame; one or more upper cross members releasably coupled to the attachment bracket; one or more lower cross members releasably coupled to the rotating base assembly; and one or more upright members releasably coupled between the upper cross member and the lower cross member; and a cover material wrapped about the rear cover frame.
16. The portable video screen according to claim 1 , further comprising: a break-down transport case comprising: a first-half member comprising: a first side wall; a second side wall hingedly coupled to the first side wall; and a top portion hingedly coupled to the first side wall; a first connecting plate configured to connect the first-half member to the base unit; and a first set of connecting pins configured to connect the first-half member to the base unit; a second-half member comprising: a third side wall; a fourth side wall hingedly coupled to the first side wall; a second connecting plate configured to connect the second-half member to the base unit; and a second set of connecting pins configured to connect the second-half member to the base unit; and one or latches for connecting the first-half member to the second-half member.
17. The portable video screen according to claim 16 , wherein the first side wall is hingedly coupled to the second side wall by quick-release type hinged brackets, and the third side wall is hingedly coupled to the fourth side wall by quick-release type hinged brackets.
Unknown
March 30, 2021
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